By Tod Shapiro and the Flatiron Hot! News Editorial Staff

Looks like fans of Benefit Cosmetics of San Francisco, as well as other curious onlookers looking to get some free samples, are lining up today at the Flatiron Public Plaza South, where Benefit Cosmetics has the hot pink “Primp Mobile” out in front of the Flatiron Building running a special promotion!  It’s a fun deal, as the crowds in front of the hot pink van can attest — simply snap an Instagram pic of yourself in front of the Primp Mobile with your phone with the special caption “@benefitcosmetics” and wait your turn to show your goods to the omni-present “Glambassadors” that are waiting with baited breath to see if you have what it takes!  At the Flatiron Public Plaza South on Thursday afternoon – don’t miss it … check out our pix and video here …